Service data processing method and device, and Service processing method and device

摘要

First service data transmitted by at least one first blockchain node is received, the first service data comprising a first source address and a first destination address. Second service data is generated based on the first service data, the second service data comprising a second source address and a second destination address, the second source address comprising a first source address, and a second destination address Includes the first destination address. The second service data is transmitted to the first blockchain node so that the first blockchain node checks the second service data. The second service data is processed when acknowledgment information sent by the first blockchain node is received.